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| SSL3250A_0912 Datasheet, PDF (3/26 Pages) NXP Semiconductors – Photo flash dual LED driver | |||
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NXP Semiconductors
6. Block diagram
VBAT
VIN
INTERNAL
SUPPLY
IF_SEL
SDA/EN1
SCL/EN2
STRB
INT
ACT
I2C INTERFACE
AND CONTROL
GND
Fig 2. Block diagram
SSL3250A
Photo flash dual LED driver
2.2 μH
4.7 μF
Ceramic
PGND
I_IND
LX
SSL3250A
LINEAR
CURRENT SINK
R_IND
R1
VO
CURRENT
FEEDBACK
UP CONVERTER
R_FL R_TR
LED
Isink
PGND
4.7 μF
Ceramic
PGND
One or two LEDs
R2
PGND
R3
GND
014aaa286
SSL3250A_5
Product data sheet
Rev. 05 â 16 December 2009
© NXP B.V. 2009. All rights reserved.
3 of 26
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